Now showing items 1-20 of 48

  • A New Parametric Regenerator Allocation Scheme taking into account Inaccurate Physical Information 

    Marín Tordera, Eva; Yannuzzi, Marcelo; Serral Gracià, René; Masip Bruin, Xavier; Sánchez López, Sergio (2010-06-08)
    Conference report
    Open Access
    Regenerator allocation consists on selecting which of the already installed regenerators in a translucent network may be used according to the dynamic traffic requests in order to maximize the quality of the optical ...
  • A Proposal for Inter-domain QoS Rounting Based on Distributed Overlay Entities and QBGP 

    Yannuzzi, Marcelo; Fonte, Alexandre; Masip Bruin, Xavier; Monteiro, Edmundo; Sánchez López, Sergio; Curado, Marilia; Domingo Pascual, Jordi (2004-09)
    Article
    Open Access
    This paper proposes a novel and incremental approach to Inter-Domain QoS Routing. Our approach is to provide a completely distributed Overlay Architecture and a routing layer for dynamic QoS provisioning, and to use QoS ...
  • A survey and taxonomy of ID/Locator Split Architectures 

    Ramirez Almonte, Wilson; Masip Bruin, Xavier; Yannuzzi, Marcelo; Serral Gracià, René; Martínez Manzanilla, Anny Gabriela; Siddiqui, Muhammad Shuaib (2014-02-26)
    Article
    Restricted access - publisher's policy
    The IP-based addressing scheme currently supporting the whole routing architecture embeds some well-known limitations that may significantly hinder the deployment of new applications and services on the Internet. Indeed, ...
  • A survey on the recent efforts of the Internet standardization body for securing inter-domain routing 

    Siddiqui, Muhammad Shuaib; Montero Banegas, Diego; Serral Gracià, René; Masip Bruin, Xavier; Yannuzzi, Marcelo (2015-04-07)
    Article
    Restricted access - publisher's policy
    The Border Gateway Protocol (BGP) is the de facto inter-domain routing protocol in the Internet, thus it plays a crucial role in current communications. Unfortunately, it was conceived without any internal security mechanism, ...
  • Advantages of a PCE-based control plane for LISP 

    Castro Casales, Alberto; Germán Duarte, Martín; Gagliano Molla, Roque; Grampin Castro, Eduardo; Masip Bruin, Xavier; Yannuzzi, Marcelo (ACM Press. Association for Computing Machinery, 2008)
    Conference lecture
    Open Access
    The Locator/Identifier Separation Protocol (LISP) is one of the candidate solutions to address the scalability issues in inter-domain routing. The current proposals for its control plane (e.g., ALT, CONS, NERD) have various ...
  • An Approach to a Fault Tolerance LISP Architecture 

    Martínez Manzanilla, Anny Gabriela; Ramírez, Wilson; Germán Duarte, Martín; Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier (Springer Verlag, 2011)
    Conference report
    Open Access
    Next Generation Internet points out the challenge of addressing "things" on both a network with (wired) and without (wireless) infrastructure. In this scenario, new efficient and scalable addressing and routing schemes ...
  • An overview of quality of experience measurement challenges for video applications in IP Networks 

    Serral Gracià, René; Cerqueira, E; Curado, Marilia; Yannuzzi, Marcelo; Monteiro, Edmundo; Masip Bruin, Xavier (Springer, 2010-06-01)
    Conference report
    Open Access
    The increase in multimedia content on the Internet has created a renewed interest in quality assessment. There is however a main difference from the traditional quality assessment approaches, as now, the focus relies on ...
  • Avoiding Path-Vectors in Multi-Domain Optical Networks 

    Yannuzzi, Marcelo; Masip Bruin, Xavier (IEEE Computer Society Publications, 2009)
    Conference report
    Open Access
    We show that a modified version of a path-vector protocol can drastically reduce the blocking and converge significantly faster, while exchanging less number of routing messages both during failure-free conditions and ...
  • Bridging the Interoperability Gap Between the Internet and Optical Network Management Systems 

    Yannuzzi, Marcelo; Masip Bruin, Xavier; González de Dios, Óscar; García Argos, Carlos; Maciejewski, Maciej; Altmann, Jorn (IEEE Computer Society Publications, 2011)
    Conference report
    Restricted access - publisher's policy
    Despite the efforts made towards the convergence of packet and circuit switched technologies, the isolation between the Internet and the optical Network Management Systems (NMSs) remains unsolved. Today, carriers have ...
  • Coordinated Computation of Multi-layer Paths via Inter-layer PCE Communication: Standards, Interoperability and Deployment 

    Chamania, Mohit; González de Dios, Óscar; López, Víctor; Cuaresma, Marta; Drogon, Marek; Jukan, Admela; Masip Bruin, Xavier; Yannuzzi, Marcelo (2012)
    Conference report
    Open Access
    The Path Computation Element (PCE) is positioned nowadays as one of the solutions that almost every carrier will eventually deploy. The PCE architecture as well as a number of components, including the PCE Communication ...
  • Cross-layer multimedia quality enforcement through user aware information in wireless networks 

    Serral Gracià, René; Yannuzzi, Marcelo; Marín Tordera, Eva; Masip Bruin, Xavier; Sánchez López, Sergio (2010-06-14)
    Conference report
    Open Access
    Quality assessment of multimedia traffic is a hot topic. In this paper we present a Multimedia Management System, which can be used on-line to assess and guarantee the quality of multimedia traffic in a wired and wireless ...
  • Cross-talk effects on the Regenerator Allocation optimization 

    Marín Tordera, Eva; Masip Bruin, Xavier; Yannuzzi, Marcelo; Serral Gracià, René; Sánchez López, Sergio (2011)
    Conference report
    Open Access
    This paper studies the impact of considering crosstalk effects in the IA-RWA process and in the regenerator allocation algorithms. First of all, we evaluate if the regenerator allocation optimization is still useful when ...
  • Diagnosis of route leaks among autonomous systems in the Internet 

    Siddiqui, Muhammad Shuaib; Montero Banegas, Diego; Yannuzzi, Marcelo; Serral Gracià, René; Masip Bruin, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    Border Gateway Protocol (BGP) is the defacto inter-domain routing protocol in the Internet. It was designed without an inherent security mechanism and hence is prone to a number of vulnerabilities which can cause large ...
  • Effcient network performance assessment using Inter-Packet Arrival Times 

    Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Sánchez López, Sergio (IEEE Computer Society Publications, 2010)
    Conference report
    Open Access
    Network performance measurements have been broadly used in order to debug and to assess the reliability of the network. In general performance measurement is a resource consuming process, which in practice derives in ...
  • Encaminamiento interdominio con calidad de servicio basado en Overlay Entities distribuidas y QBGP 

    Yannuzzi, Marcelo; Fonte, A; Masip Bruin, Xavier; Monteiro, E; Sánchez López, Sergio; Curado, M; Domingo Pascual, Jordi (2005-05)
    Article
    Open Access
    Este documento propone un nuevo enfoque al tema de encaminamiento inter-domino con Calidad de Servicio(QoS). Nuestro enfoque consiste en proporcionar una arquitectura overlay completamente distribuida así como una nueva ...
  • FRA: A new fuzzy-based routing approach for optical transport networks 

    Ahvar, E.; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Ahvar, S. (2012)
    Conference report
    Restricted access - publisher's policy
    Providing networks with QoS guarantees is one of the key issues to support current and future expected clients' demands. In this scenario, QoS routing is definitely critical as being responsible for defining those optimal ...
  • Improving the Performance of Route Control Middleboxes in a Competitive Environment 

    Yannuzzi, Marcelo; Masip Bruin, Xavier; Marín Tordera, Eva; Domingo Pascual, Jordi; Fonte, Alexandre; Monteiro, Edmundo (2008-09)
    Article
    Open Access
    Multihomed subscribers are increasingly adopting intelligent route control solutions to optimize the cost and end-to-end performance of the traffic routed among the different links connecting their networks to the Internet. ...
  • Insights on the Internet routing scalability issues 

    Castro Casales, Alberto; Germán Duarte, Martín; Yannuzzi, Marcelo; Masip Bruin, Xavier (2009-12-14)
    Conference report
    Open Access
    In recent years, the size and dynamics of the global routing table have increased rapidly along with an increase in the number of edge networks. The relation between edge network quantity and routing table size/dynamics ...
  • Inter-domain Routing in Optical Networks with Wavelength Converters 

    Beshir, Anteneh; Yannuzzi, Marcelo; Kuipers, Fernando Antonio (IEEE Computer Society Publications, 2010)
    Conference report
    Open Access
    With the increasing deployment of wavelengthdivision multiplexing (WDM) optical networks, the need for advanced lightpath provisioning algorithms and protocols in a multi-domain setting is becoming evident. In order to ...
  • Managing Interdomain Traffic in Latin America: A New Perspective based on LISP 

    Yannuzzi, Marcelo; Masip Bruin, Xavier; Grampin Castro, Eduardo; Gagliano Molla, Roque; Castro Casales, Alberto; Germán Duarte, Martín (2009-07)
    Article
    Open Access
    The characteristics of Latin American network infrastructures have global consequences, particularly in the area of interdomain traffic engineering. As an example, Latin America shows the largest de-aggregation factor ...